*{
    margin: 0px;
    padding:0px;
}
body,html{
    height: 100%;
}
.center{
    margin: 0 auto;
    height: 100%;

}
/* 侧边栏 */

.sidebar{
    height: 100%;
    width: 16%;
    background-color:#1e395a;
    float: left;
    position: sticky;
    top: 0;
    z-index: 1;
}
.side{
    list-style: none;
    height: 45px;
    padding-left: 30px;
}
.side_1{
    list-style: none;
    height: 45px;


}
.option{
    text-decoration: none;
    line-height: 45px;
    color: #BFCBD9;
    font-size: 14px;
}

.option_1{
    font-size: 16px;
}
.option_2{
    color:#409EFF;
}
.home:hover{
    background-color:#1c2b3b ;
}
.user:hover{
    background-color:#1c2b3b ;
}
.Administrator:hover{
    background-color:#1c2b3b;
}
.music:hover{
    background-color:#1c2b3b;
}
.icon-jiantouxiangxia::before{
    position: absolute;
    right: 15px;
    font-size: 14px;
}
.icon-yonghu2{
    color: rgb(241, 164, 63);
}
.user{
    padding-left: 23px;
}
.icon-guanliyuan{
    color: rgb(216, 166, 166);
}
.icon-yinle1{
    color: blueviolet;
}
.rightContent{
    margin: 0 auto;
    /* width: 70%;
    float: right; */
}
.itemBar{
    background-color: #F3F4F5;
    left: 16%;
    position:absolute;
    height:100%;
    width: 84%;
    top: 0px;
}
.headBar{
    height:10%;
    background-color:#E5E6E8;
}
.icon-HOMEMESSAGE{
    color: yellowgreen;

}
.icon-caidan{
    position: relative;
    top: 15px;
    left: 15px;
}
.icon-caidan:hover{
    cursor: pointer;
}
.search{
    border: none;
    /* width: 0px; */
    outline: none;
    height: 30px;
    position: absolute;
    left: 50%;
    top: 10px;
    text-indent: 10px;
    transition: 3s;
    display: none;
}
.icon-caidan::before{
    font-size: 25px;
}
.icon-sousuo:before{
    font-size: 22px;

}
.find{
    /*position: absolute;*/
    /*left: 66%;*/
    /*top: 13px;*/
    border: none;
    background-color: #E5E6E8;
}
.find:hover{
    cursor: pointer;
}
.form{
    margin-top: 10px;
    /* background-color: royalblue; */
}
.alone{
    width: 1%;
    height: 50px;
    border: solid 1px #F8F8F9;
    background-color: #F8F8F9;
    font-size: 15px;
}
.musicForm{
    background-color: #162d55;
}
.branch{
    color: seashell;
}
.branch:hover{
    background-color: rgb(85, 76, 216);
}
.branch_1,.branch_2,.branch_3,.branch_4{
    margin-left: 38px;
}
.welcome{
    position: absolute;
    right: 150px;
    margin-top: 20px;
}
.back{
    position: absolute;
    right: 50px;
    margin-top: 21px;
    font-size: 15px;
    color: #666666;
}
.back:hover{
    cursor: pointer;
    color: orange;
}
.headPhoto{
    color: #f4990a;
    font-weight: 700;
    margin-left: 10px;
}
.headPhoto:hover{
    cursor: default;
}
.xia2{
    position: absolute;
    top: 45px;
    right: 64px;
}
.xia2:hover{
    cursor: pointer;
}
.personage{
    z-index: 100;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: absolute;
    right:78px;
    width: 10%;
    height: 0%;
    margin-top: 6px;
    overflow: hidden;
    transition: all .5s ease-in-out;
    background-color: rgb(231, 229, 229);
}
li{
    list-style: none;
}
a {
    text-decoration: none;
}
.person,.quit{
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
}
.person:hover{
    cursor: pointer;
    background-color: rgb(126, 180, 241);
}
.quit:hover{
    cursor: pointer;
    background-color: rgb(126, 180, 241);
}
.perCenter{
    color: rgb(121, 115, 115);
}
.quitEnter{
    color: rgb(121, 115, 115);
}
.guanliInformation{
    height: 90%;
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;

}
.inContent{
    position: absolute;
    height: 60%;
    width: 40%;
    display: block;
    box-shadow:2px 2px 5px grey, 2px 2px 5px grey;
}
.blank{
    text-align: center;
}
.alter{
    height: 30px;
    width: 50px;
    line-height: 30px;
    position: relative;
    background-color: yellowgreen;
    border: none;
    outline: none;
    left: 75%;

}
.alter:hover{
    cursor: pointer;
}
.alterInformation{
    position: absolute;
    height: 60%;
    width: 40%;
    display: none;
    box-shadow:2px 2px 5px grey, 2px 2px 5px grey;
}
.affirm_1{
    width: 70px;
    height: 30px;
    margin-left: 240px;
    background-color: rgb(45, 114, 194);
    border: none;
    outline: none;
    color: white;
}
.affirm_1:hover{
    cursor: pointer;
}
.cancel_1{
    width: 70px;
    height: 30px;
    background-color: rgb(45, 114, 194);
    border: none;
    outline: none;
    color: white;
}
.cancel_1:hover{
    cursor: pointer;
}
.content{
    overflow: auto
}
.form{
    overflow: auto;
    height: 80%;

}
#all{
    height1: 17px;
    width: 17px;
}
